hg: jdk/sandbox: JDK-8230211-branch: Rename of NetDatagramSocket to NetMulticastSocket; minor refactoring

[patrick.concannon at oracle.com]

Changeset: 70dec03ec6e8
Author:    pconcannon
Date:      2020-02-14 11:10 +0000
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/70dec03ec6e8

JDK-8230211-branch: Rename of NetDatagramSocket to NetMulticastSocket; minor refactoring

! src/java.base/share/classes/java/net/DatagramSocket.java
! src/java.base/share/classes/java/net/MulticastSocket.java
- src/java.base/share/classes/java/net/NetDatagramSocket.java
+ src/java.base/share/classes/java/net/NetMulticastSocket.java
! test/jdk/java/net/DatagramSocket/UnreferencedDatagramSockets.java
! test/jdk/java/net/MulticastSocket/UnreferencedMulticastSockets.java